aperiodic
Americanadjective
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not periodic; irregular.
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Physics. of or relating to vibrations or oscillations with no apparent period.
adjective
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not periodic; not occurring at regular intervals
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physics
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(of a system or instrument) being damped sufficiently to reach equilibrium without oscillation
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(of an oscillation or vibration) not having a regular period
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(of an electrical circuit) not having a measurable resonant frequency
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Other Word Forms
Etymology
Origin of aperiodic
First recorded in 1875–80; a- 6 + periodic 1
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Aperiodic activity is typically treated as 'background noise' on brain scans, but recent studies have shown that this background noise may play a key role in how the brain functions.
From Science Daily • Nov. 27, 2024
Aperiodic slowing was strongly associated with worse post-concussion cognitive symptoms and test scores.
From Science Daily • Nov. 27, 2024
"Aperiodic activity is like the brain's background noise, and for years scientists treated it that way and didn't pay much attention to it," said Smith.
From Science Daily • Nov. 16, 2023
Aperiodic activity helps boost inhibitory activity in the brain, effectively slowing it down.
From Science Daily • Nov. 16, 2023
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.